[INFO] updating cached repository dsidor/rust-playground
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/dsidor/rust-playground
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/dsidor/rust-playground" "work/ex/beta-1.38-1/sources/1.37.0/gh/dsidor/rust-playground"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/dsidor/rust-playground'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/dsidor/rust-playground" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/dsidor/rust-playground"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/dsidor/rust-playground'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 49fe8cf62809153ee09ff20552db2c00b6ae007e
[INFO] sha for GitHub repo dsidor/rust-playground: 49fe8cf62809153ee09ff20552db2c00b6ae007e
[INFO] validating manifest of dsidor/rust-playground on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of dsidor/rust-playground on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing dsidor/rust-playground
[INFO] finished frobbing dsidor/rust-playground
[INFO] frobbed toml for dsidor/rust-playground written to work/ex/beta-1.38-1/sources/1.37.0/gh/dsidor/rust-playground/Cargo.toml
[INFO] started frobbing dsidor/rust-playground
[INFO] finished frobbing dsidor/rust-playground
[INFO] frobbed toml for dsidor/rust-playground written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/dsidor/rust-playground/Cargo.toml
[INFO] crate dsidor/rust-playground already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing dsidor/rust-playground against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/dsidor/rust-playground:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] fd857bbf97d3538215140fd3916adf5554e720e3fc6649f3c0e9f34e93b237fd
[INFO] running `"docker" "start" "-a" "fd857bbf97d3538215140fd3916adf5554e720e3fc6649f3c0e9f34e93b237fd"`
[INFO] [stderr]    Compiling bytes v0.2.11
[INFO] [stderr]    Compiling nix v0.3.10
[INFO] [stderr]    Compiling winapi v0.1.23
[INFO] [stderr]    Compiling time v0.1.38
[INFO] [stderr]    Compiling nix v0.9.0
[INFO] [stderr]    Compiling mio v0.4.4
[INFO] [stderr]    Compiling ble-advs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `ControlMessage`
[INFO] [stderr]  --> src/main.rs:8:54
[INFO] [stderr]   |
[INFO] [stderr] 8 | use nix::sys::socket::{CmsgSpace, recvmsg, MsgFlags, ControlMessage};
[INFO] [stderr]   |                                                      ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `dump`
[INFO] [stderr]   --> src/main.rs:48:1
[INFO] [stderr]    |
[INFO] [stderr] 48 | fn dump<T>(d: &T) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Out`
[INFO] [stderr]    --> src/main.rs:183:5
[INFO] [stderr]     |
[INFO] [stderr] 183 |     Out
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.96s
[INFO] running `"docker" "inspect" "fd857bbf97d3538215140fd3916adf5554e720e3fc6649f3c0e9f34e93b237fd"`
[INFO] running `"docker" "rm" "-f" "fd857bbf97d3538215140fd3916adf5554e720e3fc6649f3c0e9f34e93b237fd"`
[INFO] [stdout] fd857bbf97d3538215140fd3916adf5554e720e3fc6649f3c0e9f34e93b237fd
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/dsidor/rust-playground:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 79c907a19287dec4bebda5cba12799c419d9b902b26f1b34cf8eb5ebac8ec82d
[INFO] running `"docker" "start" "-a" "79c907a19287dec4bebda5cba12799c419d9b902b26f1b34cf8eb5ebac8ec82d"`
[INFO] [stderr]    Compiling ble-advs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `ControlMessage`
[INFO] [stderr]  --> src/main.rs:8:54
[INFO] [stderr]   |
[INFO] [stderr] 8 | use nix::sys::socket::{CmsgSpace, recvmsg, MsgFlags, ControlMessage};
[INFO] [stderr]   |                                                      ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `dump`
[INFO] [stderr]   --> src/main.rs:48:1
[INFO] [stderr]    |
[INFO] [stderr] 48 | fn dump<T>(d: &T) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Out`
[INFO] [stderr]    --> src/main.rs:183:5
[INFO] [stderr]     |
[INFO] [stderr] 183 |     Out
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `"docker" "inspect" "79c907a19287dec4bebda5cba12799c419d9b902b26f1b34cf8eb5ebac8ec82d"`
[INFO] running `"docker" "rm" "-f" "79c907a19287dec4bebda5cba12799c419d9b902b26f1b34cf8eb5ebac8ec82d"`
[INFO] [stdout] 79c907a19287dec4bebda5cba12799c419d9b902b26f1b34cf8eb5ebac8ec82d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/dsidor/rust-playground:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] b60671e16345636a425588737a63db015eaae6cb088ead958eccb499a566f3c6
[INFO] running `"docker" "start" "-a" "b60671e16345636a425588737a63db015eaae6cb088ead958eccb499a566f3c6"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/ble_advs-36e9d0dee23dfe5f
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "b60671e16345636a425588737a63db015eaae6cb088ead958eccb499a566f3c6"`
[INFO] running `"docker" "rm" "-f" "b60671e16345636a425588737a63db015eaae6cb088ead958eccb499a566f3c6"`
[INFO] [stdout] b60671e16345636a425588737a63db015eaae6cb088ead958eccb499a566f3c6